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  <title>Document</title>
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<body>
  <ul>
    <li>1</li>
    <li>2</li>
    <li>3</li>
    <li>4</li>
    <li>5</li>
  </ul>
  <script>
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    for(var i=0;i<lis.length;i++){
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        return function(){
          console.log("i===>",i);
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    // console.log("i======>",i);
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